Preheat oven to 350°F. Spray a 9x5 inch loaf pan with nonstick baking spray.,In a bowl, place eggs and egg whites, beat with a mixer for about 1 minute. Add turbinado sugar and blend for about 2 minutes, until sugar is well blended. Then add applesauce and vanilla and blend for another minute; mixture will be well-blended.,In a separate bowl, sift together whole wheat flour, all-purpose flour, cocoa powder, salt, baking soda, cinnamon, and baking powder.,Add the dry ingredients into the wet egg ingredients. Gently fold to combine. Add shredded zucchini and chocolate chips to combine ingredients.,______